JPWO2022024341A5 - Product detection device, product detection system, product detection method, and product detection program - Google Patents
Product detection device, product detection system, product detection method, and product detection program Download PDFInfo
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- 230000005856 abnormality Effects 0.000 claims 3
- 238000000034 method Methods 0.000 description 1
Description
ステップＳ２０４において、検知部１４は、重み付けされた二値化画像（図１８参照）から、商品領域および当該商品領域と隣り合う隙間との比率を算出する。具体的に検知部１４は、図１８のｘｙ平面において、上記比率の算出処理を行う。
In step S204, the detection unit 14 calculates the ratio of the product area and the gap adjacent to the product area from the weighted binarized image (see FIG. 18). Specifically, the detection unit 14 performs the ratio calculation process on the xy plane of FIG. 18 .
Claims (10)
前記画像内の領域を、前記商品が写る商品領域と前記商品以外が写る非商品領域とに二値化する二値化手段と、
前記二値化された前記商品領域の幅に対する当該商品に隣接する隙間領域の幅の比率に基づいて、前記棚に陳列された前記商品の陳列の状態を検知する検知手段と
を備える商品検知装置。 an image acquisition means for acquiring an image of a shelf on which products are displayed;
a binarization means for binarizing an area in the image into a product area in which the product is shown and a non-product area in which the product other than the product is shown;
a detection means for detecting the display state of the product displayed on the shelf based on the ratio of the width of the gap area adjacent to the product to the binarized width of the product region. .
請求項1に記載の商品検知装置。 2. The product detection device according to claim 1, wherein the detection means detects an abnormality in the display of the product when a ratio of the width of the gap region to the width of the product region is equal to or greater than a predetermined value.
前記検知手段は、前記比率が所定値以上となることに起因して前記近似曲線の少なくとも一部が所定の閾値を下回ると、前記商品の前記陳列の異常を検知する
請求項２に記載の商品検知装置。 further comprising generating means for generating an approximate curve according to the binarized width of the product area and the width of the gap area;
3. The product according to claim 2, wherein the detection means detects an abnormality in the display of the product when at least a portion of the approximated curve falls below a predetermined threshold value due to the ratio being equal to or greater than a predetermined value. detection device.
請求項１から請求項３のいずれかに記載の商品検知装置。 The commodity detection device according to any one of claims 1 to 3, wherein the width of the commodity region includes the width of the commodity region linked to the commodity photographed from a plurality of angles.
前記検知手段は、前記モデル記憶手段から取得された前記モデルを用いて前記検知を行う
請求項１に記載の商品検知装置。 further comprising model storage means for storing one or more models learned for detecting the display state of the product displayed on the shelf for each shape of the shelf;
The product detection device according to claim 1, wherein the detection means performs the detection using the model acquired from the model storage means.
を更に備え、
前記検知手段は、前記重み付された前記商品領域の幅に対する前記隙間領域の幅の比率に基づいて、前記棚に陳列された前記商品の陳列の状態を検知する、
請求項１に記載の商品検知装置。 further comprising weighting means for weighting the pixels of the product area and the non-product area so that the pixels of the product area and the non-product area increase from the front to the back of the shelf in the display of the product;
The detection means detects the display state of the product displayed on the shelf based on the ratio of the width of the gap area to the weighted width of the product area.
The product detection device according to claim 1.
を更に備える請求項１または請求項３に記載の商品検知装置。 4. The product detection device according to claim 1, further comprising: notification means for notifying an external terminal of a result of said detection when said detection means detects an abnormality in said display state of said product.
前記画像を撮影し、前記商品検知装置に向けて送信するカメラと、
前記商品検知装置から前記検知に関する通知を受信する端末と、
を備える商品検知システム。 a product detection device according to any one of claims 1 to 7;
a camera that captures the image and transmits it to the product detection device;
a terminal that receives a notification regarding the detection from the product detection device;
product detection system.
前記画像内の領域を、前記商品が写る商品領域と前記商品以外が写る非商品領域とに二値化し、
前記二値化された前記商品領域の幅に対する当該商品に隣接する隙間領域の幅の比率に基づいて、前記棚に陳列された前記商品の陳列の状態を検知する
ことを備える商品検知方法。 Acquiring an image of a shelf on which products are displayed, binarizing the area in the image into a product area in which the product is shown and a non-product area in which the product other than the product is shown,
A product detection method comprising detecting a display state of the product displayed on the shelf based on a ratio of a width of a gap region adjacent to the product to a width of the binarized product region.
前記画像内の領域を、前記商品が写る商品領域と前記商品以外が写る非商品領域とに二値化し、
前記二値化された前記商品領域の幅に対する当該商品に隣接する隙間領域の幅の比率に基づいて、前記棚に陳列された前記商品の陳列の状態を検知する
ことをコンピュータに実現させるための商品検知プログラム。 Acquiring an image of a shelf on which products are displayed, binarizing the area in the image into a product area in which the product is shown and a non-product area in which the product other than the product is shown,
for causing a computer to detect the display state of the merchandise displayed on the shelf based on the ratio of the width of the gap area adjacent to the merchandise to the binarized width of the merchandise area Product detection program.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2020/029427 WO2022024341A1 (en) | 2020-07-31 | 2020-07-31 | Commodity detection device, commodity detection system, commodity detection method, and recording medium |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JPWO2022024341A1 JPWO2022024341A1 (en) | 2022-02-03 |
| JPWO2022024341A5 true JPWO2022024341A5 (en) | 2023-03-24 |
| JP7459947B2 JP7459947B2 (en) | 2024-04-02 |
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| JP2022539938A Active JP7459947B2 (en) | 2020-07-31 | 2020-07-31 | Commodity detection device, commodity detection system, commodity detection method and commodity detection program |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US20230290105A1 (en) |
| JP (1) | JP7459947B2 (en) |
| WO (1) | WO2022024341A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024057387A1 (en) * | 2022-09-13 | 2024-03-21 | 日本電気株式会社 | Planogram data generation device, planogram data generation system, planogram data generation method, and storage medium |
| CN115482533B (en) * | 2022-09-19 | 2023-06-16 | 北京百度网讯科技有限公司 | Display case splitting method and device, electronic equipment and storage medium |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP6008339B1 (en) * | 2015-04-28 | 2016-10-19 | パナソニックＩｐマネジメント株式会社 | Product monitoring device, product monitoring system and product monitoring method |
| JP6341388B2 (en) * | 2016-01-20 | 2018-06-13 | パナソニックＩｐマネジメント株式会社 | Product monitoring device, product monitoring system and product monitoring method |
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2020
- 2020-07-31 WO PCT/JP2020/029427 patent/WO2022024341A1/en active Application Filing
- 2020-07-31 JP JP2022539938A patent/JP7459947B2/en active Active
- 2020-07-31 US US18/017,324 patent/US20230290105A1/en active Pending
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